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CN107586234A - A kind of clean complex solid gas generator propellant and preparation method thereof - Google Patents

A kind of clean complex solid gas generator propellant and preparation method thereof Download PDF

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Publication number
CN107586234A
CN107586234A CN201610954640.5A CN201610954640A CN107586234A CN 107586234 A CN107586234 A CN 107586234A CN 201610954640 A CN201610954640 A CN 201610954640A CN 107586234 A CN107586234 A CN 107586234A
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China
Prior art keywords
gas generator
solid gas
generator propellant
complex solid
clean
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CN201610954640.5A
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Chinese (zh)
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CN107586234B (en
Inventor
李志勇
乔应克
邢瑞英
王文博
刘轩
胡肖华
张军民
占明明
孙兰兰
李冰
王亚
鲁国林
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Hubei Institute of Aerospace Chemical Technology
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Hubei Institute of Aerospace Chemical Technology
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Abstract

The present invention discloses a kind of clean complex solid gas generator propellant, includes the component of following masses percentage:Adhesive 10%~20%;Curing agent:1%~5%;Oxidant:50%~80%;Cooling agent:0%~15%;Plasticizer:5%~15%;Combustionregulator:0%~5%;Additive:0%~2%.The present invention has the advantages that low exhaust residue content, clean anacidity, main raw material(s) is convieniently synthesized, cost is cheap, can provide combustion gas for fine gas steering wheel or full gas servo control mechanism.

Description

A kind of clean complex solid gas generator propellant and preparation method thereof
Technical field
It is particularly clean multiple the present invention relates to a kind of for gas generator and the gas generator propellant of other gas generators Close solid gas propellant.
Background technology
Gas generator propellant is the power source of Aeronautics and Astronautics and missilery auxiliary control power set.It is most widely used at present The oxidant of general gas generator propellant is ammonium perchlorate(AP), with hygroscopicity is small, energy is high, high/low temperature ignition performance is good, steady The advantages such as the minimum pressure that burns surely is low, but a large amount of smoke particles can be produced in its combustion gas and contain HCl corrosive gas.One side Face, turbo blade or gas generator pipeline can be produced and wash away and corrode strongly or even block.Therefore for the combustion gas of precision Steering wheel, small-bore jet pipe and work long hours, nonexpondable part, it is desirable to using residue content is low, gas smokeless, anacidity The clean fuel gas propellant of gas generator propellant-i.e..
The main path of clean fuel gas propellant formula development is to substitute AP to reach combustion gas anacidity using without oxychloride agent Effect.Current the most frequently used no oxychloride agent be ammonium nitrate, and ammonium nitrate is because of combustion gas cleaning after its combustion decomposition, no residue, and It is cheap and easy to get, turn into a kind of highly important oxidant in complex solid gas generator propellant.AN types gas generator propellant is formulated not only Low with combustion flame temperature, combustion gas does not contain the corrosion products such as chlorine or chlorine compound, and solid content is low etc. in combustion gas Feature, and it is insensitive to temperature and impact, there is good mechanical property in wide temperature range, be a kind of important combustion gas Propellant.But have that energy is low, burn rate is slow, hygroscopicity is strong, the form under room temperature condition using AN as oxidant(Crystal formation, phase) The deficiencies of transformation easily causes Volume Changes part.Another kind of relatively tool application prospect is triaminoguanidinium nitrate without oxychloride agent (TAGN), TAGN type gas generator propellants have low burn temperature, high yield tolerance, combustion gas cleaning, nonhygroscopic remarkable advantage, external existing Successful application, it is disadvantageous in that, and raw material building-up process is complicated, cost is higher.
The hydrazine mononitrate of oxalyl two(OHN)And the hydrazine dinitrate of oxalyl two(OHDN)Synthesis and property by Germany Dennis Fischer et al. reported that they make ODH protonation generations by nitric acid in 2013 first.Its synthesize cost it is extremely low, Can expanding production and also yield it is very high.OHN and OHDN sensitivity is relatively low and contained element in it is not chloride, can be applied to clean fuel gas hair Raw agent field., will at present both at home and abroad still without the open report for carrying out applications of the OHN and OHDN in composite solidpropellant The shortcomings that energy is relatively low be present in applications of the OHN and OHDN in composite solidpropellant.
The content of the invention
The purpose of the present invention is to be directed to the easy moisture absorption of oxidant in existing clean fuel gas propellant, synthesize the deficiencies of cost is high, Provide a kind of clean complex solid gas generator propellant non-hygroscopic, cost is low, combustion gas is clean.
The present invention also aims to provide the preparation method of above-mentioned clean complex solid gas generator propellant.
The technical solution of the present invention:Include following component and content(Mass percent):
Adhesive 10%~20%;
Curing agent:1%~5%;
Oxidant:50%~80%;
Cooling agent:0%~15%
Plasticizer:5%~15%
Combustionregulator:0%~5%,
Additive:0%~2%.
Component and its mass content optimum ratio of the present invention is as follows:
Adhesive 10%~20%;
Curing agent:1%~5%;
Oxidant:50%~80%;
Cooling agent:0%~15%;
Plasticizer:5%~10%;
Combustionregulator:0.4%~5.0%;
Additive:0.2%~1.0%.
The combination of one or both of described adhesive adhesive containing polyethers or nitrine class adhesive.Wherein polyethers Adhesive is oxirane(EO), expoxy propane(PO)With tetrahydrofuran(THF)Homopolymer or block copolymer, nitrine class glues Mixture is glycidol azide polymer(GAP).
Described adhesive is oxirane(EO), expoxy propane(PO)With tetrahydrofuran(THF)Homopolymer or block be total to Polymers, glycidol azide polymer(GAP)In one kind or combination.
The curing agent is toluene di-isocyanate(TDI), IPDI, the isocyanic acid of polyfunctionality aliphatic two One or more kinds of combinations in ester.
The oxidant combines for one or both of the hydrazine mononitrate of oxalyl two or the hydrazine dinitrate of oxalyl two.
The cooling agent is ammonium oxalate, oxamides, one kind in dihydroxy glyoxime or combination.
The plasticizer is one kind in di-n-octyl sebacate, acetyl citrate glyceride, glycerine thricarbonate triethyl Or combination.
The combustionregulator is one kind in octyl ferrocene, tert-butyl group ferrocene, di-iron trioxide, copper chromite Or combination.
The additive is process auxiliaries methyl stearate, bonding agent boron trifluoride-triethanolamine complex compound, solidification promotion One kind or combination in agent ferric acetyl acetonade, triphenyl bismuth, dibutyl tin laurate.
The preparation technology of the present invention includes:
(1)Above-mentioned component is weighed according to selected formula rate;
(2)Above-mentioned raw material are put into vertical mixer and mixed, 50 DEG C~70 DEG C of mixing temperature, incorporation time 60min ~100min.
(3)Slime vacuum spray is poured into mould or is poured into engine, is then placed on 50 DEG C~70 DEG C of oil bath Solidify 7 days in baking oven.
The present invention performance be:Combustion temperature:1000~1500 DEG C;Pressure Exponent: 0.3~0.6;Burn rate(7MPa):2.5~ 8.0mm/s;Residue content:2.5~3.5%.
Beneficial effects of the present invention:
1. complex solid gas generator propellant of the present invention using being developed without oxychloride agent, have exhaust residue content it is low, The advantages of clean anacidity, it can be applied to fine gas steering wheel or full gas servo control mechanism.
2. the hydrazine nitrate hygroscopicity of oxidant oxalyl two is low used in gas generator propellant provided by the present invention, effectively overcome existing The shortcomings that Situation of Ammonium Nitrate Gas Generator Propellant easy moisture absorption.
3. the hydrazine nitrate of oxidant oxalyl two used in the present invention has advantage convieniently synthesized, that cost is cheap, suitable for criticizing Amount production.
Embodiment
With reference to embodiment, the present invention is described in detail, but protection scope of the present invention is not limited in The following example, the full content in claims should be included.
Embodiment 1
(1)Gas generator propellant forms
(2) gas generator propellant performance
The preparation technology of embodiment 1 is:Each component in formula is weighed in proportion, after liquid composition premixes with small component, with consolidating Body component and curing agent, which are sequentially added in vertical mixer, to be mixed, 50 DEG C~70 DEG C of mixing temperature, and incorporation time 60min~ 100min.Slime vacuum spray is poured into mould or is poured into engine, is then placed on 50 DEG C~70 DEG C of oil bath baking oven Middle solidification 7 days.
Embodiment 2
(1) gas generator propellant forms
The preparation technology of embodiment 2 is the same as embodiment 1.
(2) gas generator propellant performance
Embodiment 3
(1)Gas generator propellant forms
The preparation technology of embodiment 3 is the same as embodiment 1.
(2) gas generator propellant performance
Embodiment 4
(1)Gas generator propellant forms
The preparation technology of embodiment 4 is the same as embodiment 1.
(2) gas generator propellant performance
It is described above, it is only the optimal embodiment of the present invention, but protection scope of the present invention is not limited thereto, and it is any Those familiar with the art the invention discloses technical scope in, the change or replacement that can readily occur in, all should It is included within the scope of the present invention.
The content not being described in detail in description of the invention belongs to the common knowledge of professional and technical personnel in the field.

Claims (10)

1. a kind of clean complex solid gas generator propellant, it is characterised in that include the component of following masses percentage:
Adhesive 10%~20%;
Curing agent:1%~5%;
Oxidant:50%~80%;
Cooling agent:0%~15%;
Plasticizer:5%~15%;
Combustionregulator:0%~5%;
Additive:0%~2%;
Described adhesive is the combination of one or both of polyethers adhesive or nitrine class adhesive.
2. clean complex solid gas generator propellant described in claim 1, it is characterised in that component and its mass content proportioning It is as follows:
Adhesive 10%~20%;
Curing agent:1%~5%;
Oxidant:50%~80%;
Cooling agent:0%~15%;
Plasticizer:5%~10%;
Combustionregulator:0.4%~5.0%;
Additive:0.2%~1.0%.
3. clean complex solid gas generator propellant described in claim 1, it is characterised in that:Described adhesive is oxirane, ring The homopolymer or block copolymer of Ethylene Oxide and tetrahydrofuran, one kind in glycidol azide polymer combine.
4. clean complex solid gas generator propellant described in claim 1, it is characterised in that:Curing agent be toluene di-isocyanate(TDI), IPDI, one kind in polyfunctionality aliphatic diisocyanate or combination.
5. clean complex solid gas generator propellant described in claim 1, it is characterised in that the oxidant is the nitre of two hydrazine of oxalyl one Hydrochlorate, one kind in the hydrazine dinitrate of oxalyl two or combination.
6. clean complex solid gas generator propellant described in claim 1, it is characterised in that described cooling agent is ammonium oxalate, oxalyl Amine, one kind in dihydroxy glyoxime or combination.
7. clean complex solid gas generator propellant described in claim 1, it is characterised in that described plasticizer is that decanedioic acid two is pungent Ester, acetyl citrate glyceride, one kind in glycerine thricarbonate triethyl or combination.
8. clean complex solid gas generator propellant described in claim 1, it is characterised in that described combustionregulator is n-octyl Ferrocene, tert-butyl group ferrocene, di-iron trioxide, one kind in copper chromite or combination.
9. clean complex solid gas generator propellant described in claim 1, it is characterised in that:Described additive is that process auxiliaries are hard Resin acid methyl esters, bonding agent boron trifluoride-triethanolamine complex compound, curing accelerator ferric acetyl acetonade, triphenyl bismuth, tin dilaurate One kind or combination in dibutyl tin.
A kind of 10. preparation method of clean complex solid gas generator propellant described in claim 1, it is characterised in that:(1)Will be above-mentioned Component weighs according to selected formula rate;
(2)Above-mentioned raw material are put into vertical mixer and mixed, 50 DEG C~70 DEG C of mixing temperature, incorporation time 60min ~100min;(3)Slime vacuum spray is poured into mould or is poured into engine, is then placed on 50 DEG C~70 DEG C of oil bath Solidify in baking oven.
CN201610954640.5A 2016-11-03 2016-11-03 A kind of cleaning complex solid gas generator propellant and preparation method thereof Active CN107586234B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109627133A (en) * 2018-12-05 2019-04-16 湖北航天化学技术研究所 A kind of thermoplastic composite solid propellant and preparation method thereof
CN114133340A (en) * 2021-12-03 2022-03-04 湖北航天化学技术研究所 Oxalyl dihydrazide nitrate metal complex suitable for solid propellant and preparation method thereof

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6156136A (en) * 1998-05-13 2000-12-05 Sri International N,N'-azobis-nitroazoles and analogs thereof as igniter compounds for use in energetic compositions
CN103204753A (en) * 2012-10-16 2013-07-17 湖北航天化学技术研究所 Solid gas generator and preparation method thereof
CN105294487A (en) * 2014-05-30 2016-02-03 湖北航天化学技术研究所 Method for synthesizing oxalyl dihydrazide nitrate salt

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6156136A (en) * 1998-05-13 2000-12-05 Sri International N,N'-azobis-nitroazoles and analogs thereof as igniter compounds for use in energetic compositions
CN103204753A (en) * 2012-10-16 2013-07-17 湖北航天化学技术研究所 Solid gas generator and preparation method thereof
CN105294487A (en) * 2014-05-30 2016-02-03 湖北航天化学技术研究所 Method for synthesizing oxalyl dihydrazide nitrate salt

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Title
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109627133A (en) * 2018-12-05 2019-04-16 湖北航天化学技术研究所 A kind of thermoplastic composite solid propellant and preparation method thereof
CN109627133B (en) * 2018-12-05 2021-07-09 湖北航天化学技术研究所 Thermoplastic composite solid propellant and preparation method thereof
CN114133340A (en) * 2021-12-03 2022-03-04 湖北航天化学技术研究所 Oxalyl dihydrazide nitrate metal complex suitable for solid propellant and preparation method thereof
CN114133340B (en) * 2021-12-03 2024-03-15 湖北航天化学技术研究所 Oxalyl dihydrazide nitrate metal complex suitable for solid propellant and preparation method thereof

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